3
protective(adjective, wary, watchful, defensive)
3
ready(adjective, alert, careful, attentive, suspicious)
3
reasonable(adjective, calm, soft, gentle, sensible)
3
responsible(adjective, attentive, vigilant)
3
rigorous(adjective, wary, watchful)
3
sceptical
3
sober(adjective, reasonable, moderate, sensible, restrained)
3
unsure
3
with eyes peeled(expression, adjective, idiom, keen, restrained)
2
active
2
armored(adjective, defensive)
2
assiduous(wary, watchful)
2
calm(adjective, soft, reasonable, gentle, sensible)
2
collected(quiet, gentle, aloof, peaceful, reserved)
2
controlled(adjective, calm, soft, reasonable, moderate)
2
conventional(quiet, moderate, gentle, aloof, peaceful)
2
demurring(adjective, wary, unenthusiastic, unwilling, disinclined)
2
discriminating(adjective, sensible, careful, wise, shrewd)
2
dispassionate(adjective, calm, soft, reasonable, gentle)
2
dubious
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APASmart Define. (2016). cautious thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/cautious/thesaurus/synonyms
ChicagoSmart Define. 2016. "cautious thesaurus" https://smartdefine.org/cautious/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, cautious thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/cautious/thesaurus/synonyms>.
MLASmart Define. "cautious thesaurus" 2 March 2016. Web. 23 September 2026. <https://smartdefine.org/cautious/thesaurus/synonyms>